[ GLSA 200807-09 ] Mercurial: Directory traversal

[GLSA]

Gentoo Linux Security Advisory

Title: Mercurial: Directory traversal (GLSA 200807-09)
Severity: normal
Exploitable: remote
Date: July 15, 2008
Bug(s): #230193
ID: 200807-09

Synopsis


A directory traversal vulnerability in Mercurial allows for the renaming of
arbitrary files.


Background


Mercurial is a distributed Source Control Management system.


Affected Packages

Package: dev-util/mercurial
Vulnerable: < 1.0.1-r2
Unaffected: >= 1.0.1-r2
Architectures: All supported architectures


Description


Jakub Wilk discovered a directory traversal vulnerabilty in the
applydiff() function in the mercurial/patch.py file.


Impact


A remote attacker could entice a user to import a specially crafted
patch, possibly resulting in the renaming of arbitrary files, even
outside the repository.


Workaround


There is no known workaround at this time.


Resolution


All Mercurial users should upgrade to the latest version: